When you first buy the app, you are prompted to download the data dump over wifi. This takes between 3 and 4 hours, so follow the instructions and then go grab some lunch. This is a stripped down and compressed 5 GB resumable
download. This is a meticulously pruned and compressed data set. We feel it is the right compromise between size, availability, speed, and ease of use.
You now have every Wikipedia article on your device. Use it wherever you are, you don't need an internet connection. Constantly show your friends how fast you can load articles over and over without an internet
Your purchase allows you to initially download the Wikipedia data dump and then also download it again once after that for free. After that a $1 in app purchase will be required to cover the hosting cost of such a large and rapidly
transferred file. Updated dumps will be available within a week of Wikipedia releasing them, this usually occurs once every month or so.